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57 Cards in this Set
- Front
- Back
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Increase in anxiety and decrease in depression
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NE
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Location of NE synthesis
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Locus ceruleus
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Increase in schizophrenia and decrease in parkinson's and depression
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Dopamine
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Location of Dopamine synthesis
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Ventral Tegmentum and SNc
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Decrease in anxiety and depression
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5-HT
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Decrease in Alzheimer's, Hunigtinton's REM sleep
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Ach
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Synthesis of Ach
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Basal Nucleus of Meynert
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Decrease anxiety, Huntington's
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GABA
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Synthesis of GABA
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Nucleus Accumbens
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Location of synthesis of 5-HT
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Raphe Nucleus
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Functions of Hypothalamus
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Temprature and regulation
Adenohypophysis Neruohypophysis Sexual urges Hunger Autonomic regulation |
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Paraventricular Nucleus makes
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Oxytocin
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The supraoptic nucleus makes
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ADH
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Lateral area of hypothalamus =
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Hunger
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Lesion of lateral hypothalamus results in
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Anorexia;
Zap your lateral nucleus you shrink laterally |
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The function of ventromedial are of hypothalamus
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Satiety
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Lesion of ventromedial region of hypothalamus
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Hyperpahgia
Zap your ventormedial nucleus you grow ventral and medially |
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Leptin's affect on Lateral Area and Ventromedial Area of Hypothalamus
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Inhibits Lateral Area
Stimulates Ventromedial Area |
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Function of anterior hypothalamus
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Cooling, pArasympathetic
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Function of posterior hypothalamus
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Heating, sympathetic
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Lesion of posterior region of hypothalamus
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Poikilotherm, cold-blooded
Posterior = Poikilotherm |
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The function of Septal nucleus of hypothalamus
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Sexual Urges
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Function of suprachiasmatic nucleus
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Circadian rhythm
You need to SLEEP to be CHARISMATIC |
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Function of Lateral Geniculate Nucleus in Thalamus
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Visual pathway
LATERAL = LIGHT |
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Function of Medial Geniculate nucleus
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Auditory
MEDIAL= MUSIC |
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Ventral posterior nucleus lateral part, VPL, function of Thalamus
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Body sensation; proprioception, pressure,pain,touch,vibration via dorsal columns, spinothalamic tract
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Ventral Posterior nucleus, medial part, VPM; function of Thalamus
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Facial Sensation, Via CNV
MAKE |
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Ventral Lateral/Ventral Anterior function of Thalamus
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Motor
Motor is anterior to sensation just like cortex |
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The five five's of Limbic
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FEEDING,FLEEING,FIGHTING,FUCKING,FEELING
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What brain structures make up the Limbic system
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Cingulate gyrus
Hippocampus Fornix Mammilary Bodies |
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Input nerves to the Cerebellum are from
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Climbing and mossy fibers
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Deep nuclei of cerebellum are
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Lateral to Medial
Dentate, Emboliform, Globose,Fastigial Dont Eat Greasy Foods |
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The cerebellum receives input via
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Contralateral cortical input from Middle Cerebellar penducle
Ipsialteral proprioceptive information via cerebellar peduncle |
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The cerebelleum provides stimulatory feedback via
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contralateral cortex to modualte movement
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The Lateral Cerebellum is responsible for
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Voluntary movements of extremitis
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The Medial Cerebellum is responsible for
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Balance, truncal coordination, ataxia,
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A lesion of medial cerebellum causes
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Propensity to fall to ipsilateral side
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Degeneration of Neurons associated with Lewy Bodies composed of α-synuclein and depigmentation of substantia nigra pars compacta
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Parkinon's disease
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Sudden flailing of 1 arm +/- leg
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Hemiballismus
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What can cause hemiballismus?
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Lesion in contralateral subthalamic nucleus
eg lacunar stroke; hx of hypertension |
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A loss of inhibition of globus pallidus results in
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Hemiballismus
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Sudden brief muscle contraction
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Myoclonus
Jerks, Hiccups |
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Sustained involuntary muscle contractions
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Dystonia
Writer's cramps |
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Sudden jerky purposeless movements characteristic of basal ganglia lesion
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Chorea
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Free nerve endings found skin and epidermis are associated with _____ senses
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Pain and Temp
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Meissner's Corpuscles are located in
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Glabrous= hairless skin= areas
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The type of fiber for Meissner's corpuscles are
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LArge and myelinated
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Meissner's senses
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Postition sense Dynamic touch and adapt quickly
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Pacinian corpuscles are found in
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Deep Tissue, ligaments and bones
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Pacinian corpuscles sense
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Vibration and pressure
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Merkels disk are found in
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Hair Follicles
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Merkels disk sense
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Position sense static touch, shapes edges, and textures
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Invest a single nerve fiber
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Endoneurium
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Inflammatory infiltrate in Gullarian-Barre'
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Endonerurium
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Surrounds a fascicle of nerve fibers, what nerve layer?
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Perineurium
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Mustbe reattached in microsurgery for limb reattachment, What nerve layer
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Perineurium
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Dense connective tissue that surrounds entire nerve, What nerve layer?
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Epineurium
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